<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>Page Title</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>

</head>
<style>
    .bounce-enter-active {
        animation: bounce-in .5s;
    }
    
    .bounce-leave-active {
        animation: bounce-in .5s reverse;
    }
    
    @keyframes bounce-in {
        0% {
            transform: scale(0);
        }
        50% {
            transform: scale(1.5);
        }
        100% {
            transform: scale(1);
        }
    }
</style>

<body>
    <div id="example-2">
        <button @click="show = !show">Toggle show</button>
        <transition name="bounce">
            <p v-if="show">Lorem ipsum dolor sit amet, consectetur adipiscing elit. Mauris facilisis enim libero, at lacinia diam fermentum id. Pellentesque habitant morbi tristique senectus et netus.</p>
        </transition>
    </div>
</body>
<script>
    new Vue({
        el: '#example-2',
        data: {
            show: true
        }
    })
</script>

</html>